Howells 2000 {published data only}

Howells RE, Tucker H, Millinship J, Shroff JF, Dhar KK, Jones PW, et al. A comparison of the side effects of prilocaine with felypressin and lignocaine with adrenaline in large loop excision of the transformation zone of the cervix: results of a randomised trial. BJOG2000;107(1):28-32.

Stefanidis 1998 {published data only}

Stefanidis K, Paschopoulos M, Dusias B, Adonakis G, Lolis D. A randomized study of local or general anesthesia for laser conization of the cervix. Archives of Gynecology and Obstetrics1998;261(2):75-8.